256445516

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{2068109}}^1$

素因数の和:2068144

約数の個数: 12

約数和(自身を含む): 463256640

約数和(自身を除く): 206811124

約数列:

[1, 2, 4, 31, 62, 124, 2068109, 4136218, 8272436, 64111379, 128222758, 256445516]

約数ペア:

[(1, 256445516), (2, 128222758), (4, 64111379), (31, 8272436), (62, 4136218), (124, 2068109)]